Quantitative Aptitude - Arithmetic Ability Questions

Q:

The chord AB of a circle of centre O subtends an angle θ with the tangent at A to the circle. Then measure of∠ABO is

A) θ B) 90° - θ
C) 90° + θ D) 2 (180° - θ)
 
Answer & Explanation Answer: B) 90° - θ

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Q:

If ax - 4y = -6 has a slope of -3/2. What is the value of a?

A) 6 B) 3
C) -6 D) -3
 
Answer & Explanation Answer: C) -6

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Q:

The total surface area of a cube is 337.5 cm². Find its side (in cm).

A) 8.5 B) 6.5
C) 5.5 D) 7.5
 
Answer & Explanation Answer: D) 7.5

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Q:

In ΔABC, D and E are points on side AB and AC respectively. DE is parallel to BC. If lengths of AD, DB and DE are 9 cm, 6 cm and 5.4 cm respectively find length of BC?

A) 3.6 cm B) 4.8 cm
C) 11.2 cm D) 9 cm
 
Answer & Explanation Answer: D) 9 cm

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Q:

Two fractions are such that their product is ­2/5 and sum is 1/15. What are the two fractions.

A) 4/3, ­-3/10 B) 2/7, -­7/5
C) 4/7, ­-7/10 D) 2/3, ­-3/5
 
Answer & Explanation Answer: D) 2/3, ­-3/5

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Q:

In ΔPQR measure of angle Q is 90°. If tanP = 4/3, and PQ = 1.5cm, then what is the length (in cm) of side PR?

A) 2 B) 2.5
C) 3 D) 4.8
 
Answer & Explanation Answer: B) 2.5

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Q:

In the given figure, from the point P two tangents PA and PB are drawn to a circle with centre Oand radius 5 cm. From the point O, OC and OD are drawn parallel to PA and PB respectively. If the length of the chord ABis 5 cm, then what is the value (in deg) of COD?

A) 90 B) 120
C) 150 D) 135
 
Answer & Explanation Answer: B) 120

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Q:

Select the odd word/letters/number/number pair from the given alternatives.

A) 93 B) 89
C) 79 D) 81
 
Answer & Explanation Answer: D) 81

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Filed Under: Odd Man Out
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